[Qemu-devel] Re: [PATCH v5] KVM: VMX: Enable XSAVE/XRSTORE for guest

[Jan Kiszka]

Avi Kivity wrote:
> On 05/26/2010 12:19 PM, Sheng Yang wrote:
>> I've done a prototype of LM support, would send out tomorrow. But the
>> test
>> case in QEmu side seems got something wrong. I always got an segfault at:
>> qemu-kvm/hw/fw_cfg.c:223
>> 223         s->entries[arch][key].data = data;
>>
>> Haven't looked into it yet. But maybe someone knows the reason...
>>    
> 
> I saw this too, then it disappeared, can't remember why.  Perhaps a
> clean build is needed?

qemu-kvm apparently lacks upstream commit
a71cd2a523f9b35ffeba8de3c536e494e255e6ea which should resolve at least
some of those mysterious crashes.

Jan

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